2 * Copyright 2000-2009 JetBrains s.r.o.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package com
.intellij
.ide
.highlighter
;
18 import com
.intellij
.lang
.Language
;
19 import com
.intellij
.openapi
.fileTypes
.LanguageFileType
;
20 import com
.intellij
.openapi
.project
.Project
;
21 import com
.intellij
.openapi
.vfs
.CharsetToolkit
;
22 import com
.intellij
.openapi
.vfs
.VirtualFile
;
23 import com
.intellij
.xml
.util
.XmlUtil
;
24 import org
.jetbrains
.annotations
.NotNull
;
25 import org
.jetbrains
.annotations
.Nullable
;
27 import java
.nio
.charset
.Charset
;
29 public abstract class XmlLikeFileType
extends LanguageFileType
{
30 public XmlLikeFileType(Language language
) {
33 public String
getCharset(@NotNull VirtualFile file
, final byte[] content
) {
34 String charset
= XmlUtil
.extractXmlEncodingFromProlog(content
);
35 return charset
== null ? CharsetToolkit
.UTF8
: charset
;
38 public Charset
extractCharsetFromFileContent(final Project project
, @Nullable final VirtualFile file
, @NotNull final String content
) {
39 String name
= XmlUtil
.extractXmlEncodingFromProlog(content
);
40 Charset charset
= CharsetToolkit
.forName(name
);
41 return charset
== null ? CharsetToolkit
.UTF8_CHARSET
: charset
;